feat: humanize format

[vankop]

This PR contains a:

• [ ] bugfix
• [x] new feature
• [ ] code refactor
• [x] test update
• [ ] typo fix
• [ ] metadata update

Motivation / Use-Case

#66

Breaking Changes

Yes

Additional Info

I think it is a point to discuss, should schema-utils move absolutePath to custom format instead of keyword

[codecov[bot]]

Codecov Report

Merging #68 (d3eb673) into master (7fc8069) will decrease coverage by 0.09%. The diff coverage is 96.87%.

@@            Coverage Diff             @@
##           master      #68      +/-   ##
==========================================
- Coverage   98.57%   98.47%   -0.10%     
==========================================
  Files           5        6       +1     
  Lines         561      592      +31     
  Branches      252      259       +7     
==========================================
+ Hits          553      583      +30     
- Misses          8        9       +1     

Impacted Files	Coverage Δ
src/util/humanize.js	96.29% <96.29%> (ø)
src/ValidationError.js	98.16% <100.00%> (+<0.01%)	:arrow_up:
src/keywords/absolutePath.js	100.00% <100.00%> (ø)

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[alexander-akait]

/cc @vankop we can continue a work on the PR